Manomètre métallique étalon ancien des Établissements Jules Richard Paris - Indicateur de vide - Measuring instrument - Brass - 1890-1910





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Brass precision pressure gauge dating from 1890–1910, by Indicateur de vide for Établissements Jules Richard Paris, with its original protective case, graduated 0 to 20 kilograms, and dimensions of 22 cm in height, 8 cm in width, and 3 cm in depth.
Description from the seller
Old metal standard gauge from Jules Richard Establishments, Paris, late 19th – early 20th century (circa 1890–1910). A precision instrument intended for calibration and pressure control, graduated from 0 to 20 kilograms. Presented in its original leather-covered protective case, with the exposed brass and steel mechanism. A remarkable testament to French scientific and industrial instrumentation of the Belle Époque. A beautiful collectible for enthusiasts of measuring instruments, metrology, or technical curiosities. Signs of use and patina appropriate to its age. Functioning not tested.
Highly sought after in the world of industrial design, scientific curiosities, antique medical technology, laboratory optics, steampunk, and rare measuring instruments. Ideal for a collector, industrial loft decoration, cabinet of curiosities, scientific display (theodolite, microscope, sextant, compass).
Old metal standard gauge from Jules Richard Establishments, Paris, late 19th – early 20th century (circa 1890–1910). A precision instrument intended for calibration and pressure control, graduated from 0 to 20 kilograms. Presented in its original leather-covered protective case, with the exposed brass and steel mechanism. A remarkable testament to French scientific and industrial instrumentation of the Belle Époque. A beautiful collectible for enthusiasts of measuring instruments, metrology, or technical curiosities. Signs of use and patina appropriate to its age. Functioning not tested.
Highly sought after in the world of industrial design, scientific curiosities, antique medical technology, laboratory optics, steampunk, and rare measuring instruments. Ideal for a collector, industrial loft decoration, cabinet of curiosities, scientific display (theodolite, microscope, sextant, compass).

